A flanged socket designed to accommodate the heel of a mast. it is hinged to permit lowering of the mast to a horizontal position.
NSN 5925-01-388-1688
NSN 5905-01-475-9194
NSN 6620-01-332-1691
NSN 5985-01-574-6924
NSN 2925-00-196-9003
NSN 5965-00-342-5126
NSN 5895-01-127-3592
NSN 5855-01-411-3360
NSN 5905-01-535-1849
NSN 6650-01-248-1057
NSN 5935-01-258-5100
NSN 6150-01-541-6177